B U I L D I N G A B E T T E R L I F E F O R A L L

CH. Karnchang has been increasingly recognized and trusted by leadingorganizations, with ability to manage megaprojects at theregional levels where all advanced engineering technologies are needed.

CH. Karnchang, a leader in construction and a regional leader in the developmentof high quality and comprehensive public infrastructure.

More than just a construction firm…CH.Karnchang is a driving force behind the developmentand progress of the country. We build a better life for all.And we will continue giving back to society.

We are visionaries, implementing beneficial projects by anticipating the needs ofthe future. Public interest is at the forefront of our corporate vision. Everything we do for our business must always be in the best interest of the country and society.

CH. Karnchang invests in a way that is efficient. We operate with professionalism.We strive to promote a better quality of life in all aspects.

Our CH. Karnchang

Over the past 40 years of our successful.

CH. Karnchang Public Company Limited was incorporated as a limited company,
with the initial registered capital of Baht 1.4 million, on November 27, 1972,
to engage in general construction business. Initially, CH. Karnchang’s scope of
work covered construction of buildings and general civil works, and its major
clients were government agencies, such as, the Royal Thai Army and the Royal Thai Air Force.

Subsequently, CH. Karnchang realized the need to enlarge the scope of its
business operations. In this respect, in 1981, CH. Karnchang entered into a joint venture with Tokyu Construction Co., Ltd.,
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Road to Success

Construction Business

CH. Karnchang selected the projects with good contribution to the society and our country and our construction services experts provide clients under the principles of effective cost management, timeless and quality of work.

Infrastructure Investment

CH. Karnchang Public Company Limited’s vision to be the leader in construction business

and the pre-eminent and comprehensive basic infrastructure developer and investor with professional management,
talented teams and good corporate governance practice, these values have demonstrated the exceptional performance which will pave the way for CH. Karnchang’s sustainable growth.

Investor Relations

CH.Karnchang Public Company Limited or “CK”, founded in 27 November 1972, with the company’s vision that the company will be the leader in construction business and the pre-eminent and comprehensive basic infrastructure developer in the country. At the present, CH.Karnchang invested in the basic infrastructure divided into Transportation (BEM) Water work (TTW) and Power (CKP). These are prominent points that make of CH.Karnchang different by having 2 core businesses. CH.Karnchang is determined to operate its business responsibly and eco-friendly with efficient management in parallel.

Corporate Governance

CH. Karnchang and all members of the Board of Directors have been complying with the good corporate

governance principles, by realizing the significance of and responsibilities towards all shareholders and stakeholders of the Company. To reinforce the confidence of shareholders, investors and all related parties, the good corporate governance policy and other policies are reviewed at least once a year, and as such, the Company continued to receive a very good rating in the assessment of the corporate governance.

Sustainability

With our successful and sustainable business operations, in our capacity as construction contractor, developer and investor in full-scale infrastructure projects, CH. Karnchang is committed to business operations with due care, cost-efficient project management, and timely delivery of quality works that meet standards. Our key missions are to create works of excellent quality and useful for the social and national development, with responsibility to all stakeholders, in line with our corporate governance principles, in the economic, social and environmental aspects towards a sustainable development